XGY   Grimsby Mountain, ON
Weather Observed At   43-11  N    79-34  W
 
================
  2026-07-16 6:15am Max
Min
  Weather
----



  Temperature
20.4 °C
22.2 °C
  3:52am
20.4 °C
  5:56am
  Relative Humidity
74 %
85 %
  2:24am
70 %
  3:46am
  Dew Point
15.7 °C
18.3 °C
  1:07am
15.6 °C
  6:09am
  Wind Velocity
268 ° at  1.5 G 6.1 kt
8.7 kt
  4:00am

  Pressure
    29.955 " 
29.975 "
  1:15am
29.950 "
  5:51am
  Rainfall Rate
0.0 mm/h 0.0 mm/h
 ----m

  Snow On Ground 0 cm

  Brightness / Darkness   19 W/m² /  7.07 m/"² 21 W/m²
  6:13am
  18.24 m/"²   12:00am
  Remarks
 
  RainfallToday
0.0 mm
Storm Total
0.0 mm
  SnowfallToday
0.0 cm
Storm Total
0.0 cm
  Evapotranspiration Today
-0.08 mm


  Lake Conditions
  Water Temperature  22.9 °C
  Waves  ¼ '
ICE FREE

  Meteor Index
15   Showers
  Aurora Index / Solar
13   Quiet   - 3 nT   Solar Flux   100  sfu  /   S 0    G 0    R 0   /  MUF   20.5 MHz
  Sunrise 5:53am
  Sunset 8:55pm

  Moonrise N/A
  Moonset N/A
  Moon Phase Waxing Crescent

Grimsby Mountain Weather Maps
Local Regional Area Synoptic

     
updated H+09 and every 10m updated H+19 and H+49
updated H+19

Ontario 6-Hour Meteorological Summary
Canadian 6-Hour Meteorological Summaries

CLIMAT Data
Official Yesterday




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Sky Quality (Darkness) Meter courtesy of  www.Unihedron.com
              
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  This is a privately operated weather station that is part of the Meteorological Service of Canada's official observing network.
Permission to publish the weather statistics found on this website is not required.
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EOF